peters89:
yes i have a 1991 lx mustang and im gonna be installing a sbc in it with the stock cross member not a k-member so i was woundering if anyone knew what kind of header would work good for this concept. thank you

Soaring:
Welcome to the site. Why not ask that question to the experts? Personally, I prefer the JBA headers, but they may advise you on a particular header that will work around your particular situation. Give 'em a call.http://www.americanmuscle.com/mustang-headers.html?gclid=CNGLl6zLspoCFRJhnAodUCuFdQ